It's a waterproof sticker. These are 50 yen each. I have sets of 1 to 5, but I can't answer immediately without checking, so please bear with me m(_ _)m Please specify by page and item number! For items without numbers, please count from the top left as 1, 2, 3, 4. ^_^ Shipping is 180 yen (if only penlights are purchased) + 10% commission. If you purchase immediately, I will send one sticker! - - - - - - - - - - - - - - - - - - - - - - - ・Packaging will be simple using materials I have at home. ・No returns, so please purchase after you are satisfied. ・Purchases are possible even during negotiations. ・Please consult me for bulk purchases. ・Also listed on other sites. - - - - - - - - - - - - - - - - - - - - - - -